private:
const SIRegisterInfo RI;
+ MachineInstrBuilder buildIndirectIndexLoop(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator I,
+ unsigned OffsetVGPR,
+ unsigned MovRelOp,
+ unsigned Dst,
+ unsigned Src0) const;
+ // If you add or remove instructions from this function, you will
+
public:
explicit SIInstrInfo(AMDGPUTargetMachine &tm);
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
+ void storeRegToStackSlot(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MI,
+ unsigned SrcReg, bool isKill, int FrameIndex,
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
+
+ void loadRegFromStackSlot(MachineBasicBlock &MBB,
+ MachineBasicBlock::iterator MI,
+ unsigned DestReg, int FrameIndex,
+ const TargetRegisterClass *RC,
+ const TargetRegisterInfo *TRI) const;
+
unsigned commuteOpcode(unsigned Opcode) const;
virtual MachineInstr *commuteInstruction(MachineInstr *MI,
bool NewMI=false) const;
- virtual unsigned getIEQOpcode() const { assert(!"Implement"); return 0;}
+ virtual unsigned getIEQOpcode() const {
+ llvm_unreachable("Unimplemented");
+ }
+
+ MachineInstr *buildMovInstr(MachineBasicBlock *MBB,
+ MachineBasicBlock::iterator I,
+ unsigned DstReg, unsigned SrcReg) const;
virtual bool isMov(unsigned Opcode) const;
virtual bool isSafeToMoveRegClassDefs(const TargetRegisterClass *RC) const;
+ bool isDS(uint16_t Opcode) const;
int isMIMG(uint16_t Opcode) const;
int isSMRD(uint16_t Opcode) const;
bool isVOP1(uint16_t Opcode) const;
virtual bool verifyInstruction(const MachineInstr *MI,
StringRef &ErrInfo) const;
- virtual int getIndirectIndexBegin(const MachineFunction &MF) const;
- virtual int getIndirectIndexEnd(const MachineFunction &MF) const;
+ bool isSALUInstr(const MachineInstr &MI) const;
+ static unsigned getVALUOp(const MachineInstr &MI);
+ bool isSALUOpSupportedOnVALU(const MachineInstr &MI) const;
+
+ /// \brief Return the correct register class for \p OpNo. For target-specific
+ /// instructions, this will return the register class that has been defined
+ /// in tablegen. For generic instructions, like REG_SEQUENCE it will return
+ /// the register class of its machine operand.
+ /// to infer the correct register class base on the other operands.
+ const TargetRegisterClass *getOpRegClass(const MachineInstr &MI,
+ unsigned OpNo) const;\
+
+ /// \returns true if it is legal for the operand at index \p OpNo
+ /// to read a VGPR.
+ bool canReadVGPR(const MachineInstr &MI, unsigned OpNo) const;
+
+ /// \brief Legalize the \p OpIndex operand of this instruction by inserting
+ /// a MOV. For example:
+ /// ADD_I32_e32 VGPR0, 15
+ /// to
+ /// MOV VGPR1, 15
+ /// ADD_I32_e32 VGPR0, VGPR1
+ ///
+ /// If the operand being legalized is a register, then a COPY will be used
+ /// instead of MOV.
+ void legalizeOpWithMove(MachineInstr *MI, unsigned OpIdx) const;
+
+ /// \brief Legalize all operands in this instruction. This function may
+ /// create new instruction and insert them before \p MI.
+ void legalizeOperands(MachineInstr *MI) const;
+
+ /// \brief Replace this instruction's opcode with the equivalent VALU
+ /// opcode. This function will also move the users of \p MI to the
+ /// VALU if necessary.
+ void moveToVALU(MachineInstr &MI) const;
virtual unsigned calculateIndirectAddress(unsigned RegIndex,
unsigned Channel) const;
- virtual const TargetRegisterClass *getIndirectAddrStoreRegClass(
- unsigned SourceReg) const;
-
- virtual const TargetRegisterClass *getIndirectAddrLoadRegClass() const;
+ virtual const TargetRegisterClass *getIndirectAddrRegClass() const;
virtual MachineInstrBuilder buildIndirectWrite(MachineBasicBlock *MBB,
MachineBasicBlock::iterator I,
unsigned ValueReg,
unsigned Address,
unsigned OffsetReg) const;
+ void reserveIndirectRegisters(BitVector &Reserved,
+ const MachineFunction &MF) const;
- virtual const TargetRegisterClass *getSuperIndirectRegClass() const;
- };
+ void LoadM0(MachineInstr *MoveRel, MachineBasicBlock::iterator I,
+ unsigned SavReg, unsigned IndexReg) const;
+};
namespace AMDGPU {